Home / 7,768.44-11,653.20-2,572.56

Finding the Fourth Proportional to 7,768.44, 11,653.20 and 2,572.56

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Solution

The fourth proportional to 7,768.44, 11,653.20 and 2,572.56 is: 3,859.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,768.44 : 11,653.20 = 2,572.56 : x
  2. Step 2: Convert to fraction form
    7,768.44/11,653.20 = 2,572.56/x
  3. Step 3: Cross multiply
    7,768.44x = 11,653.20 × 2,572.56
  4. Step 4: Simplify right side
    7,768.44x = 29,978,556.19
  5. Step 5: Solve for x
    x = 29,978,556.19/7,768.44
  6. Step 6: Final answer
    x = 3,859.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.